<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="标题" prop="title">
        <el-input v-model="queryParams.title" placeholder="请输入标题" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="发送者id" prop="senderId">
        <el-input v-model="queryParams.senderId" placeholder="请输入发送者id" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="发送者姓名" prop="senderName">
        <el-input v-model="queryParams.senderName" placeholder="请输入发送者姓名" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="已读数" prop="readCount">
        <el-input v-model="queryParams.readCount" placeholder="请输入已读数" clearable @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="接收人数" prop="receiveUserCount">
        <el-input v-model="queryParams.receiveUserCount" placeholder="请输入接收人数" clearable
          @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          v-hasPermi="['message:message:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
          v-hasPermi="['message:message:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['message:message:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
          v-hasPermi="['message:message:export']">导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="messageList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="消息id" align="center" prop="id" />
      <el-table-column label="标题" align="center" prop="title" />
      <el-table-column label="消息内容" align="center" prop="content" />
      <el-table-column label="消息类型" align="center" prop="type" />
      <el-table-column label="发送者姓名" align="center" prop="senderName" />
      <el-table-column label="已读数" align="center" prop="readCount" />
      <el-table-column label="接收人数" align="center" prop="receiveUserCount" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['message:message:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['message:message:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改消息推送对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="1200px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="选择用户" prop="area">
          <el-button type="primary" @click="checkUser">选择用户</el-button>
        </el-form-item>
        <el-form-item label="标题" prop="title">
          <el-input v-model="form.title" placeholder="请输入标题" />
        </el-form-item>
        <el-form-item label="内容" prop="content">
          <editor v-model="form.content" :min-height="192" placeholder="请输入文本内容" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

    <el-dialog title="选择用户" :visible.sync="userOpen" width="1000px">
      <el-form :model="userParams" ref="userParams" size="small" :inline="true" v-show="showSearch" label-width="68px">
        <el-form-item label="用户名称" prop="userName">
          <el-input v-model="userParams.userName" placeholder="请输入用户名称" clearable style="width: 240px"
            @keyup.enter.native="handleUserQuery" />
        </el-form-item>
        <el-form-item label="手机号码" prop="phonenumber">
          <el-input v-model="userParams.phonenumber" placeholder="请输入手机号码" clearable style="width: 240px"
            @keyup.enter.native="handleUserQuery" />
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="el-icon-search" size="mini" @click="handleUserQuery">搜索</el-button>
          <el-button icon="el-icon-refresh" size="mini" @click="resetUserQuery">重置</el-button>
        </el-form-item>
      </el-form>
      <el-table v-loading="userLoading" :data="userList" @selection-change="handleUserSelectionChange">
        <el-table-column type="selection" width="50" align="center" />
        <el-table-column label="用户编号" align="center" key="userId" prop="userId" />
        <el-table-column label="用户名称" align="center" key="userName" prop="userName" :show-overflow-tooltip="true" />
        <el-table-column label="用户昵称" align="center" key="nickName" prop="nickName" :show-overflow-tooltip="true" />
        <el-table-column label="手机号码" align="center" key="phonenumber" prop="phonenumber" width="120" />
      </el-table>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="confirmUser">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listMessage, getMessage, delMessage, addMessage, updateMessage } from "@/api/message/message";
import { listUser } from "@/api/system/user"

export default {
  name: "Message",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 推送用户loading
      userLoading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      userTotal: 0,
      // 消息推送表格数据
      messageList: [],
      // 用户列表
      userList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 用户列表弹出层
      userOpen: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        title: null,
        type: null,
        senderId: null,
        senderName: null,
        readCount: null,
        receiveUserCount: null
      },
      userParams: {
        userName: null,
        nickName: null,
        phonenumber: null
      },
      // 表单参数
      form: {
        receiverIds: []
      },
      // 表单校验
      rules: {
        title: [
          { required: true, message: "标题不能为空", trigger: "blur" }
        ],
        type: [
          { required: true, message: "消息类型不能为空", trigger: "change" }
        ],
        senderId: [
          { required: true, message: "发送者id不能为空", trigger: "blur" }
        ],
        senderName: [
          { required: true, message: "发送者姓名不能为空", trigger: "blur" }
        ],
        readCount: [
          { required: true, message: "已读数不能为空", trigger: "blur" }
        ],
        receiveUserCount: [
          { required: true, message: "接收人数不能为空", trigger: "blur" }
        ]
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询消息推送列表 */
    getList() {
      this.loading = true;
      listMessage(this.queryParams).then(response => {
        this.messageList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    confirmUser() {
      this.$modal.msgSuccess("选择成功");
      this.userOpen = false;
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        title: null,
        type: 1,
        senderId: null,
        senderName: null,
        readCount: null,
        receiveUserCount: null,
        receiverIds: []
      };
      this.resetForm("form");
    },
    checkUser() {
      this.userOpen = true;
      this.handleUserQuery();
    },
    // 用户列表
    handleUserQuery() {
      this.userLoading = true;
      listUser(this.userParams).then(res => {
        this.userList = res.rows;
        this.userTotal = res.total;
        this.userLoading = false;
      })
    },
    resetUserQuery() {
      this.resetForm("userParams");
      this.handleUserQuery();
    },
    handleUserSelectionChange(selection) {
      this.form.receiverIds = selection.map(item => item.userId)
      this.single = selection.length !== 1
      this.multiple = !selection.length
      console.log(this.form.receiverIds)
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加消息推送";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getMessage(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改消息推送";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateMessage(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addMessage(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除消息推送编号为"' + ids + '"的数据项？').then(function () {
        return delMessage(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => { });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('message/message/export', {
        ...this.queryParams
      }, `message_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
